| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 5 | |
| #2 | Switzerland | 4 | |
| #3 | Canada | 3 | |
| #4 | Germany | 3 | |
| #5 | Denmark | 3 | |
| #6 | Norway | 3 | |
| #7 | Austria | 2 | |
| #8 | Australia | 2 | |
| #9 | Finland | 2 | |
| #10 | United States | 2 | |
| #11 | WIPO (World Intellectual Property Organization) | 2 | |
| #12 | South Africa | 2 | |
| #13 | Bulgaria | 1 | |
| #14 | Brazil | 1 | |
| #15 | China | 1 | |
| #16 | Czechoslovakia | 1 | |
| #17 | German Democratic Republic | 1 | |
| #18 | Hungary | 1 | |
| #19 | Ireland | 1 | |
| #20 | Israel | 1 | |
| #21 | India | 1 | |
| #22 | Japan | 1 | |
| #23 | Republic of Korea | 1 | |
| #24 | Morocco | 1 | |
| #25 | New Zealand | 1 | |
| #26 | Peru | 1 | |
| #27 | Poland | 1 | |
| #28 | Portugal | 1 | |
| #29 | Romania | 1 | |
| #30 | Sweden | 1 | |
| #31 | Tunisia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Packaging and shipping | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Shaping of plastics | |
| #3 | Certain plastics | |
| #4 | Water-closets with flushing devices | |
| #5 | Spraying devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Duering Walter | 40 |
| #2 | Duering W | 3 |
| #3 | Duering Heinz | 3 |
| #4 | Deuring Walter | 1 |
| #5 | Walter Duering | 1 |
| #6 | Huegli Andres | 1 |
| #7 | Walter Duering Jun | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2008006234A1 | Device for accommodating a gel or a granulated material in urinals | |
| EP0690008A2 | Threaded bottle closure | |
| EP0588765A2 | Explosion proof bottle spout | |
| EP0528754A1 | Process and apparatus for producing a plastic bottle | |
| PT94758A | Double plastic bottle | |
| EP0408929A2 | Foldable plastic bottle | |
| CH680663A5 | Foldable plastic bottle | |
| DK409985D0 | Neck top for use with a clip bottle | |
| CH664130A5 | Squeeze WITH atomizer. | |
| CH638114A5 | Hand crush bottle for generating a directed jet of liquid. | |
| DE1953658A1 | Deodorizer |